Wedding Orange Cake By khoudek recipe Comments | 0 Favorites | 216 After playing around with many scratch recipes, I found the perfect cake for my daughter’s wedding with this variation of CC’s Cake Mix extender recipe. Wedding Orange Cake Ingredients 1 box of yellow cake mix, along with the ingredients listed on the box, but substitute 2/3 cup of the water needed with orange juice.1 egg, 1/2 tsp of salt, zest of 1 small to med. grapefruit, 1 cup all purpose flour, 1 cup white granulated sugar, 1 cup sour cream, and 1 tsp LorAnn orange oil. Instructions Mix cake mix ingredients per directions. Combine above with other ingredients, fold into 3 preprared 9″ pans and bake in preheated oven at 325 degrees.